{
  "session_name": "session_20260105_112154",
  "stage_1_start": "2026-01-05T11:21:54.381220",
  "stage_2_start": "2026-01-05T11:21:58.948437",
  "stage_3_start": "2026-01-05T11:22:17.691394",
  "stage_4_start": "2026-01-05T11:22:21.610894",
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    "contact_recording": 3.919499397277832,
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  "files": {
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    "vt_sensors": {
      "vt_1": {
        "static_video": "data/session_20260105_112154/vt_1/static/static.mp4",
        "contact_video": "data/session_20260105_112154/vt_1/contact/contact.mp4"
      },
      "vt_2": {
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        "contact_video": "data/session_20260105_112154/vt_2/contact/contact.mp4"
      }
    }
  },
  "label": "5"
}